[tx-robot] updated from transifex

apps/files/l10n/ca.php

apps/files/l10n/cs_CZ.php

apps/files/l10n/es.php

apps/files/l10n/he.php

apps/files/l10n/it.php

apps/files/l10n/pt_PT.php

apps/files/l10n/sk_SK.php

apps/files/l10n/sr.php

apps/files_encryption/l10n/sr.php

apps/files_external/l10n/he.php

apps/files_versions/l10n/he.php

apps/user_webdavauth/l10n/sk_SK.php

core/l10n/he.php

core/l10n/pt_BR.php

core/l10n/sk_SK.php

l10n/ca/files.po

l10n/ca/settings.po

l10n/cs_CZ/files.po

l10n/es/files.po

l10n/es/settings.po